From c38a6122c95132d3468a2bbadefac5c0dbaf28a1 Mon Sep 17 00:00:00 2001 From: nobody Date: Tue, 9 Dec 2003 01:57:09 +0000 Subject: This commit was manufactured by cvs2svn to create tag 'GGV_2_6_2'. svn path=/tags/GGV_2_6_2/; revision=23746 --- camel/providers/pop3/camel-pop3-folder.c | 558 ------------------------------- 1 file changed, 558 deletions(-) delete mode 100644 camel/providers/pop3/camel-pop3-folder.c (limited to 'camel/providers/pop3/camel-pop3-folder.c') diff --git a/camel/providers/pop3/camel-pop3-folder.c b/camel/providers/pop3/camel-pop3-folder.c deleted file mode 100644 index db77ad8191..0000000000 --- a/camel/providers/pop3/camel-pop3-folder.c +++ /dev/null @@ -1,558 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* camel-pop3-folder.c : class for a pop3 folder */ - -/* - * Authors: - * Dan Winship - * Michael Zucchi - * - * Copyright (C) 2002 Ximian, Inc. (www.ximian.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - * USA - */ - -#ifdef HAVE_CONFIG_H -#include -#endif - -#include - -#include "camel-pop3-folder.h" -#include "camel-pop3-store.h" -#include "camel-exception.h" -#include "camel-stream-mem.h" -#include "camel-stream-filter.h" -#include "camel-mime-message.h" -#include "camel-operation.h" -#include "camel-data-cache.h" - -#include - -#include -#include - -#define d(x) - -#define CF_CLASS(o) (CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(o))) -static CamelFolderClass *parent_class; - -static void pop3_finalize (CamelObject *object); -static void pop3_refresh_info (CamelFolder *folder, CamelException *ex); -static void pop3_sync (CamelFolder *folder, gboolean expunge, CamelException *ex); -static gint pop3_get_message_count (CamelFolder *folder); -static GPtrArray *pop3_get_uids (CamelFolder *folder); -static CamelMimeMessage *pop3_get_message (CamelFolder *folder, const char *uid, CamelException *ex); -static void pop3_set_message_flags (CamelFolder *folder, const char *uid, guint32 flags, guint32 set); - -static void -camel_pop3_folder_class_init (CamelPOP3FolderClass *camel_pop3_folder_class) -{ - CamelFolderClass *camel_folder_class = CAMEL_FOLDER_CLASS(camel_pop3_folder_class); - - parent_class = CAMEL_FOLDER_CLASS(camel_folder_get_type()); - - /* virtual method overload */ - camel_folder_class->refresh_info = pop3_refresh_info; - camel_folder_class->sync = pop3_sync; - - camel_folder_class->get_message_count = pop3_get_message_count; - camel_folder_class->get_uids = pop3_get_uids; - camel_folder_class->free_uids = camel_folder_free_shallow; - - camel_folder_class->get_message = pop3_get_message; - camel_folder_class->set_message_flags = pop3_set_message_flags; -} - -CamelType -camel_pop3_folder_get_type (void) -{ - static CamelType camel_pop3_folder_type = CAMEL_INVALID_TYPE; - - if (!camel_pop3_folder_type) { - camel_pop3_folder_type = camel_type_register (CAMEL_FOLDER_TYPE, "CamelPOP3Folder", - sizeof (CamelPOP3Folder), - sizeof (CamelPOP3FolderClass), - (CamelObjectClassInitFunc) camel_pop3_folder_class_init, - NULL, - NULL, - (CamelObjectFinalizeFunc) pop3_finalize); - } - - return camel_pop3_folder_type; -} - -static void -pop3_finalize (CamelObject *object) -{ - CamelPOP3Folder *pop3_folder = CAMEL_POP3_FOLDER (object); - CamelPOP3FolderInfo **fi = (CamelPOP3FolderInfo **)pop3_folder->uids->pdata; - CamelPOP3Store *pop3_store = (CamelPOP3Store *)((CamelFolder *)pop3_folder)->parent_store; - int i; - - if (pop3_folder->uids) { - for (i=0;iuids->len;i++,fi++) { - if (fi[0]->cmd) { - while (camel_pop3_engine_iterate(pop3_store->engine, fi[0]->cmd) > 0) - ; - camel_pop3_engine_command_free(pop3_store->engine, fi[0]->cmd); - } - - g_free(fi[0]->uid); - g_free(fi[0]); - } - - g_ptr_array_free(pop3_folder->uids, TRUE); - g_hash_table_destroy(pop3_folder->uids_uid); - } -} - -CamelFolder * -camel_pop3_folder_new (CamelStore *parent, CamelException *ex) -{ - CamelFolder *folder; - - d(printf("opening pop3 INBOX folder\n")); - - folder = CAMEL_FOLDER (camel_object_new (CAMEL_POP3_FOLDER_TYPE)); - camel_folder_construct (folder, parent, "inbox", "inbox"); - - /* mt-ok, since we dont have the folder-lock for new() */ - camel_folder_refresh_info (folder, ex);/* mt-ok */ - if (camel_exception_is_set (ex)) { - camel_object_unref (CAMEL_OBJECT (folder)); - folder = NULL; - } - - return folder; -} - -/* create a uid from md5 of 'top' output */ -static void -cmd_builduid(CamelPOP3Engine *pe, CamelPOP3Stream *stream, void *data) -{ - CamelPOP3FolderInfo *fi = data; - MD5Context md5; - unsigned char digest[16]; - struct _camel_header_raw *h; - CamelMimeParser *mp; - - /* TODO; somehow work out the limit and use that for proper progress reporting - We need a pointer to the folder perhaps? */ - camel_operation_progress_count(NULL, fi->id); - - md5_init(&md5); - mp = camel_mime_parser_new(); - camel_mime_parser_init_with_stream(mp, (CamelStream *)stream); - switch (camel_mime_parser_step(mp, NULL, NULL)) { - case CAMEL_MIME_PARSER_STATE_HEADER: - case CAMEL_MIME_PARSER_STATE_MESSAGE: - case CAMEL_MIME_PARSER_STATE_MULTIPART: - h = camel_mime_parser_headers_raw(mp); - while (h) { - if (strcasecmp(h->name, "status") != 0 - && strcasecmp(h->name, "x-status") != 0) { - md5_update(&md5, h->name, strlen(h->name)); - md5_update(&md5, h->value, strlen(h->value)); - } - h = h->next; - } - default: - break; - } - camel_object_unref(mp); - md5_final(&md5, digest); - fi->uid = camel_base64_encode_simple(digest, 16); - - d(printf("building uid for id '%d' = '%s'\n", fi->id, fi->uid)); -} - -static void -cmd_list(CamelPOP3Engine *pe, CamelPOP3Stream *stream, void *data) -{ - int ret; - unsigned int len, id, size; - unsigned char *line; - CamelFolder *folder = data; - CamelPOP3Store *pop3_store = CAMEL_POP3_STORE (folder->parent_store); - CamelPOP3FolderInfo *fi; - - do { - ret = camel_pop3_stream_line(stream, &line, &len); - if (ret>=0) { - if (sscanf(line, "%u %u", &id, &size) == 2) { - fi = g_malloc0(sizeof(*fi)); - fi->size = size; - fi->id = id; - fi->index = ((CamelPOP3Folder *)folder)->uids->len; - if ((pop3_store->engine->capa & CAMEL_POP3_CAP_UIDL) == 0) - fi->cmd = camel_pop3_engine_command_new(pe, CAMEL_POP3_COMMAND_MULTI, cmd_builduid, fi, "TOP %u 0\r\n", id); - g_ptr_array_add(((CamelPOP3Folder *)folder)->uids, fi); - g_hash_table_insert(((CamelPOP3Folder *)folder)->uids_id, GINT_TO_POINTER(id), fi); - } - } - } while (ret>0); -} - -static void -cmd_uidl(CamelPOP3Engine *pe, CamelPOP3Stream *stream, void *data) -{ - int ret; - unsigned int len; - unsigned char *line; - char uid[1025]; - unsigned int id; - CamelPOP3FolderInfo *fi; - CamelPOP3Folder *folder = data; - - do { - ret = camel_pop3_stream_line(stream, &line, &len); - if (ret>=0) { - if (strlen(line) > 1024) - line[1024] = 0; - if (sscanf(line, "%u %s", &id, uid) == 2) { - fi = g_hash_table_lookup(folder->uids_id, GINT_TO_POINTER(id)); - if (fi) { - camel_operation_progress(NULL, (fi->index+1) * 100 / folder->uids->len); - fi->uid = g_strdup(uid); - g_hash_table_insert(folder->uids_uid, fi->uid, fi); - } else { - g_warning("ID %u (uid: %s) not in previous LIST output", id, uid); - } - } - } - } while (ret>0); -} - -static void -pop3_refresh_info (CamelFolder *folder, CamelException *ex) -{ - CamelPOP3Store *pop3_store = CAMEL_POP3_STORE (folder->parent_store); - CamelPOP3Folder *pop3_folder = (CamelPOP3Folder *) folder; - CamelPOP3Command *pcl, *pcu = NULL; - int i; - - camel_operation_start (NULL, _("Retrieving POP summary")); - - pop3_folder->uids = g_ptr_array_new (); - pop3_folder->uids_uid = g_hash_table_new(g_str_hash, g_str_equal); - /* only used during setup */ - pop3_folder->uids_id = g_hash_table_new(NULL, NULL); - - pcl = camel_pop3_engine_command_new(pop3_store->engine, CAMEL_POP3_COMMAND_MULTI, cmd_list, folder, "LIST\r\n"); - if (pop3_store->engine->capa & CAMEL_POP3_CAP_UIDL) { - pcu = camel_pop3_engine_command_new(pop3_store->engine, CAMEL_POP3_COMMAND_MULTI, cmd_uidl, folder, "UIDL\r\n"); - } - while ((i = camel_pop3_engine_iterate(pop3_store->engine, NULL)) > 0) - ; - - if (i == -1) { - if (errno == EINTR) - camel_exception_setv(ex, CAMEL_EXCEPTION_USER_CANCEL, _("User cancelled")); - else - camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, - _("Cannot get POP summary: %s"), - g_strerror (errno)); - } - - /* TODO: check every id has a uid & commands returned OK too? */ - - camel_pop3_engine_command_free(pop3_store->engine, pcl); - - if (pop3_store->engine->capa & CAMEL_POP3_CAP_UIDL) { - camel_pop3_engine_command_free(pop3_store->engine, pcu); - } else { - for (i=0;iuids->len;i++) { - CamelPOP3FolderInfo *fi = pop3_folder->uids->pdata[i]; - if (fi->cmd) { - camel_pop3_engine_command_free(pop3_store->engine, fi->cmd); - fi->cmd = NULL; - } - if (fi->uid) - g_hash_table_insert(pop3_folder->uids_uid, fi->uid, fi); - } - } - - /* dont need this anymore */ - g_hash_table_destroy(pop3_folder->uids_id); - - camel_operation_end (NULL); - return; -} - -static void -pop3_sync (CamelFolder *folder, gboolean expunge, CamelException *ex) -{ - CamelPOP3Folder *pop3_folder; - CamelPOP3Store *pop3_store; - int i; - CamelPOP3FolderInfo *fi; - - if (!expunge) - return; - - pop3_folder = CAMEL_POP3_FOLDER (folder); - pop3_store = CAMEL_POP3_STORE (folder->parent_store); - - camel_operation_start(NULL, _("Expunging deleted messages")); - - for (i = 0; i < pop3_folder->uids->len; i++) { - fi = pop3_folder->uids->pdata[i]; - /* busy already? wait for that to finish first */ - if (fi->cmd) { - while (camel_pop3_engine_iterate(pop3_store->engine, fi->cmd) > 0) - ; - camel_pop3_engine_command_free(pop3_store->engine, fi->cmd); - fi->cmd = NULL; - } - - if (fi->flags & CAMEL_MESSAGE_DELETED) { - fi->cmd = camel_pop3_engine_command_new(pop3_store->engine, 0, NULL, NULL, "DELE %u\r\n", fi->id); - - /* also remove from cache */ - if (pop3_store->cache && fi->uid) - camel_data_cache_remove(pop3_store->cache, "cache", fi->uid, NULL); - } - } - - for (i = 0; i < pop3_folder->uids->len; i++) { - fi = pop3_folder->uids->pdata[i]; - /* wait for delete commands to finish */ - if (fi->cmd) { - while (camel_pop3_engine_iterate(pop3_store->engine, fi->cmd) > 0) - ; - camel_pop3_engine_command_free(pop3_store->engine, fi->cmd); - fi->cmd = NULL; - } - camel_operation_progress(NULL, (i+1) * 100 / pop3_folder->uids->len); - } - - camel_operation_end(NULL); - - camel_pop3_store_expunge (pop3_store, ex); -} - -static void -cmd_tocache(CamelPOP3Engine *pe, CamelPOP3Stream *stream, void *data) -{ - CamelPOP3FolderInfo *fi = data; - char buffer[2048]; - int w = 0, n; - - /* What if it fails? */ - - /* We write an '*' to the start of the stream to say its not complete yet */ - /* This should probably be part of the cache code */ - if ((n = camel_stream_write(fi->stream, "*", 1)) == -1) - goto done; - - while ((n = camel_stream_read((CamelStream *)stream, buffer, sizeof(buffer))) > 0) { - n = camel_stream_write(fi->stream, buffer, n); - if (n == -1) - break; - - w += n; - if (w > fi->size) - w = fi->size; - if (fi->size != 0) - camel_operation_progress(NULL, (w * 100) / fi->size); - } - - /* it all worked, output a '#' to say we're a-ok */ - if (n != -1) { - camel_stream_reset(fi->stream); - n = camel_stream_write(fi->stream, "#", 1); - } -done: - if (n == -1) { - fi->err = errno; - g_warning("POP3 retrieval failed: %s", strerror(errno)); - } else { - fi->err = 0; - } - - camel_object_unref((CamelObject *)fi->stream); - fi->stream = NULL; -} - -static CamelMimeMessage * -pop3_get_message (CamelFolder *folder, const char *uid, CamelException *ex) -{ - CamelMimeMessage *message = NULL; - CamelPOP3Store *pop3_store = CAMEL_POP3_STORE (folder->parent_store); - CamelPOP3Folder *pop3_folder = (CamelPOP3Folder *)folder; - CamelPOP3Command *pcr; - CamelPOP3FolderInfo *fi; - char buffer[1]; - int ok, i, last; - CamelStream *stream = NULL; - - fi = g_hash_table_lookup(pop3_folder->uids_uid, uid); - if (fi == NULL) { - camel_exception_setv (ex, CAMEL_EXCEPTION_FOLDER_INVALID_UID, - _("No message with uid %s"), uid); - return NULL; - } - - /* Sigh, most of the crap in this function is so that the cancel button - returns the proper exception code. Sigh. */ - - camel_operation_start_transient(NULL, _("Retrieving POP message %d"), fi->id); - - /* If we have an oustanding retrieve message running, wait for that to complete - & then retrieve from cache, otherwise, start a new one, and similar */ - - if (fi->cmd != NULL) { - while ((i = camel_pop3_engine_iterate(pop3_store->engine, fi->cmd)) > 0) - ; - - if (i == -1) - fi->err = errno; - - /* getting error code? */ - ok = fi->cmd->state == CAMEL_POP3_COMMAND_DATA; - camel_pop3_engine_command_free(pop3_store->engine, fi->cmd); - fi->cmd = NULL; - - if (fi->err != 0) { - if (fi->err == EINTR) - camel_exception_setv(ex, CAMEL_EXCEPTION_USER_CANCEL, _("User cancelled")); - else - camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, - _("Cannot get message %s: %s"), - uid, g_strerror (fi->err)); - goto fail; - } - } - - /* check to see if we have safely written flag set */ - if (pop3_store->cache == NULL - || (stream = camel_data_cache_get(pop3_store->cache, "cache", fi->uid, NULL)) == NULL - || camel_stream_read(stream, buffer, 1) != 1 - || buffer[0] != '#') { - - /* Initiate retrieval, if disk backing fails, use a memory backing */ - if (pop3_store->cache == NULL - || (stream = camel_data_cache_add(pop3_store->cache, "cache", fi->uid, NULL)) == NULL) - stream = camel_stream_mem_new(); - - /* ref it, the cache storage routine unref's when done */ - camel_object_ref((CamelObject *)stream); - fi->stream = stream; - fi->err = EIO; - pcr = camel_pop3_engine_command_new(pop3_store->engine, CAMEL_POP3_COMMAND_MULTI, cmd_tocache, fi, "RETR %u\r\n", fi->id); - - /* Also initiate retrieval of some of the following messages, assume we'll be receiving them */ - if (pop3_store->cache != NULL) { - /* This should keep track of the last one retrieved, also how many are still - oustanding incase of random access on large folders */ - i = fi->index+1; - last = MIN(i+10, pop3_folder->uids->len); - for (;iuids->pdata[i]; - - if (pfi->uid && pfi->cmd == NULL) { - pfi->stream = camel_data_cache_add(pop3_store->cache, "cache", pfi->uid, NULL); - if (pfi->stream) { - pfi->err = EIO; - pfi->cmd = camel_pop3_engine_command_new(pop3_store->engine, CAMEL_POP3_COMMAND_MULTI, - cmd_tocache, pfi, "RETR %u\r\n", pfi->id); - } - } - } - } - - /* now wait for the first one to finish */ - while ((i = camel_pop3_engine_iterate(pop3_store->engine, pcr)) > 0) - ; - - if (i == -1) - fi->err = errno; - - /* getting error code? */ - ok = pcr->state == CAMEL_POP3_COMMAND_DATA; - camel_pop3_engine_command_free(pop3_store->engine, pcr); - camel_stream_reset(stream); - - /* Check to see we have safely written flag set */ - if (fi->err != 0) { - if (fi->err == EINTR) - camel_exception_setv(ex, CAMEL_EXCEPTION_USER_CANCEL, _("User cancelled")); - else - camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, - _("Cannot get message %s: %s"), - uid, g_strerror (fi->err)); - goto done; - } - - if (camel_stream_read(stream, buffer, 1) != 1 || buffer[0] != '#') { - camel_exception_setv(ex, CAMEL_EXCEPTION_FOLDER_INVALID_UID, - _("Cannot get message %s: %s"), uid, _("Unknown reason")); - goto done; - } - } - - message = camel_mime_message_new (); - if (camel_data_wrapper_construct_from_stream((CamelDataWrapper *)message, stream) == -1) { - if (errno == EINTR) - camel_exception_setv(ex, CAMEL_EXCEPTION_USER_CANCEL, _("User cancelled")); - else - camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, - _("Cannot get message %s: %s"), - uid, g_strerror (errno)); - camel_object_unref((CamelObject *)message); - message = NULL; - } -done: - camel_object_unref((CamelObject *)stream); -fail: - camel_operation_end(NULL); - - return message; -} - -static void -pop3_set_message_flags (CamelFolder *folder, const char *uid, guint32 flags, guint32 set) -{ - CamelPOP3Folder *pop3_folder = CAMEL_POP3_FOLDER (folder); - CamelPOP3FolderInfo *fi; - - fi = g_hash_table_lookup(pop3_folder->uids_uid, uid); - if (fi) - fi->flags = (fi->flags & ~flags) | (set & flags); -} - -static gint -pop3_get_message_count (CamelFolder *folder) -{ - CamelPOP3Folder *pop3_folder = CAMEL_POP3_FOLDER (folder); - - return pop3_folder->uids->len; -} - -static GPtrArray * -pop3_get_uids (CamelFolder *folder) -{ - CamelPOP3Folder *pop3_folder = CAMEL_POP3_FOLDER (folder); - GPtrArray *uids = g_ptr_array_new(); - CamelPOP3FolderInfo **fi = (CamelPOP3FolderInfo **)pop3_folder->uids->pdata; - int i; - - for (i=0;iuids->len;i++,fi++) { - if (fi[0]->uid) - g_ptr_array_add(uids, fi[0]->uid); - } - - return uids; -} -- cgit v1.2.3